λ
Sequence Observatory

4,871,177

53 × 91909
Deficient Odd Composite

Starting at 4,871,177, the Collatz iteration reaches 1 after 206 steps. The first transition is 14613532; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 53 × 91909
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 4,963,140
Proper Divisor Sum 91,963
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #4871173 ← → #4871183

Radix Representation

Decimal 4871177
Binary 10010100101010000001001 (23 bits)
Octal 0o22452011
Hexadecimal 0x4A5409

Divisor Catalog (4)

1 53 91,909 4,871,177

Collatz Trajectory (206 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

4,871,177 14,613,532 7,306,766 3,653,383 10,960,150 5,480,075 16,440,226 8,220,113 24,660,340 12,330,170 6,165,085 18,495,256 9,247,628 4,623,814 2,311,907 6,935,722 3,467,861 10,403,584 5,201,792 2,600,896 1,300,448 650,224 325,112 162,556 81,278 40,639 121,918 60,959 182,878 91,439 274,318 137,159 411,478 205,739 617,218 308,609 925,828 462,914 231,457 694,372 347,186 173,593 520,780 260,390 130,195 390,586 195,293 585,880 292,940 146,470 73,235 219,706 109,853 329,560 164,780 82,390 41,195 123,586 61,793 185,380

More profiles

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